Balcony door / French door Single-framed balcony/french door (opening inwards or outwards) can be used as exterior doors, as well as patio doors. They are characterized by high insulation and anti-burglar parameters. They are equipped with concealed hinges regulated in 3 planes, glazing packages up to 28 mm thick and a 3-point lock. Doors can be easily opened and closed with simultaneous pressure on the whole height of the sash. The surface of the window is secured with proper painting with environment-friendly TEKNOS paints and water based primers. We offer a wide range of covering RAL colours and transparent varnishes with a visible wood pattern. PROFILES Balcony door vertical section horizontal section French door vertical section horizontal section